Arduino

Stand Alone Arduino

  Stand Alone ArduinoMaking a stand alone Arduino is actually not all that hard. Five years ago I bought enough parts to make 10 of them. The reason for choosing 10 is that at most parts suppliers you get a discount for buying 10 or more of an item. We followed this tutorial to make them and spent about $13 - $14 on each one, which was cheaper than buying an Arduino Uno at the time. Now you can get an official Arduino Uno for $24.95 , so let's see if making your own is still cheaper. (more…)

By chief solderer, ago
DIY

Humidity Sensor

We currently have a moisture issue in our basement and are looking for a DIY fix. Our solution is to use an Arduino DHT22 Humidity Sensor and a fan.  This sensor cost about $9.50, which is one of the cheaper humidity sensors out there.  For right now we are just prototyping a small desktop version so we bought a tiny fan for about $3 as well. (more…)

DIY

Maker Faire

This Saturday from 10 – 5 we will be at the Maker Faire in Burlington NC.  Come say hello or if you are not in North Carolina, find a maker faire near you.

By chief solderer, ago
DIY

The Hardware Hacker

Hardware HackerA new book buy Andrew "bunnie" Huang has just arrived called The Hardware Hacker: Adventures in Making and Breaking Hardware.  This looks to be great read.  Bunnie is the maker of such products as the much loved Chumby (we had one), the opens source computer Novena and others. "Huang's journey starts with his first visit to the staggering electronics markets in Shenzhen, with booths overflowing with capacitors, memory chips, voltmeters, and possibility. "   (more…)

By chief solderer, ago
DIY

DIY Pet Feeders

DIY Pet Feeders Sometimes you need to go away from home and can't get a relative or neighbor to feed your pet.  Well, this is where DIY pet feeders come in.  A littler tinkering, some soldering, some code and presto, a pet feeder. See the four different versions below. (more…)

By chief solderer, ago
Soldering

DIY Guitar Pedals

DIY Guitar Pedals DIY guitar effects pedals combine the electronics and music worlds.  Here we are barely scratching the surface of this fun hobby. Basically for building a pedal you have 3 main options.  You can modify an existing guitar pedal, buy a kit or make one on your own based on schematics. (more…)

By chief solderer, ago